Quarterly report pursuant to Section 13 or 15(d)

Debt of the Operating Partnership (Narrative) (Details)

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Debt of the Operating Partnership (Narrative) (Details)
ft² in Thousands
 1 Months Ended 3 Months Ended
Feb. 29, 2016
USD ($)
Jan. 31, 2016
USD ($)
ft²
Mar. 31, 2016
USD ($)
Mar. 31, 2015
USD ($)
Dec. 31, 2015
USD ($)
Dec. 31, 2011
Tanger Properties Limited Partnership [Member]            
Debt Instrument [Line Items]            
Repayments of Long-term Debt     $ 405,246,000 $ 99,742,000    
Tanger Properties Limited Partnership [Member] | Mortgages [Member]            
Debt Instrument [Line Items]            
Collateral for mortgages payable     337,000,000   $ 622,800,000  
Tanger Properties Limited Partnership [Member] | Mortgages [Member] | Atlantic City Outlets The Walk [Member]            
Debt Instrument [Line Items]            
Effective interest rates           5.05%
Tanger Properties Limited Partnership [Member] | Mortgages [Member] | Deer Park [Member]            
Debt Instrument [Line Items]            
Repayments of Long-term Debt   $ 150,000,000        
Tanger Properties Limited Partnership [Member] | Unsecured Notes Payable [Member]            
Debt Instrument [Line Items]            
Effective interest rates           3.15%
Tanger Properties Limited Partnership [Member] | Line of Credit [Member]            
Debt Instrument [Line Items]            
Line of credit, Maximum borrowing capacity     520,000,000      
Line of Credit Facility, Liquidity Line, Maximum Borrowings, Included in Total Line of Credit Maximum Borrowings     20,000,000      
Line of Credit Facility, Syndicated Line, Maximum Borrowings, Included in Total Line of Credit Maximum Borrowings     500,000,000      
Line of Credit Facility, Syndicated Line, Potential Maximum Borrowings if Accordion Feature is Utilized     $ 1,000,000,000      
Line of Credit, Dividend Restrictions, Percentage of Funds From Operations Allowed on a Cumulative Basis     95.00%      
Tanger Properties Limited Partnership [Member] | Unsecured Term Note [Member]            
Debt Instrument [Line Items]            
Repayments of Long-term Debt $ 7,500,000          
Minimum [Member]            
Debt Instrument [Line Items]            
Percent of guaranty of completion and principal guaranty     5.00%      
Maximum [Member]            
Debt Instrument [Line Items]            
Percent of guaranty of completion and principal guaranty     100.00%      
Deer Park [Member]            
Debt Instrument [Line Items]            
Square Feet | ft²   749